CaratHunter
Plans
Heart|Natural|GIA

1.50ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 6532541638

Certificate GIA 6532541638

Diamond specifications and retailer prices

From €3,295 EUR
As of November 6, 2026
Save €624 EUR (16%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €3,919 EUR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532541638. Listed at 7 retailers as of November 5, 2026, with prices from €3,295 to €3,919, a €624 spread on the same certified stone. Blue Nile lists it at €3,919. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532541638
Dimensions7.14 × 7.72 × 4.51 mm
L/W Ratio1.08
Top View
7.14 mm7.72 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532541638
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €3,919 EUR|Low: €3,102 EUR|High: €4,537 EUR|Avg: €3,729 EUR|-13.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5€3,295 EUR
Retailer 4€3,382 EUR
Retailer 7€3,439 EUR
Retailer 3€3,513 EUR
Retailer 6€3,542 EUR
Retailer 2€3,596 EUR
Blue Nile€3,919 EUR

42 data points across 7 retailers

7 retailers€3,295 EUR to €3,919 EUR

A
Cheapest Retailer
-
€3,295 EUR
A
Retailer 2
-
€3,382 EUR
View
Final sale: no returns
A
Retailer 3
-
€3,439 EUR
View
A
Retailer 4
-
€3,513 EUR
View
A
Retailer 5
-
€3,542 EUR
View
A
Retailer 6
-
€3,596 EUR
View
Most Expensive
A
Blue Nile
26714380 · Nov 5
€3,919 EUR
$4,376 USD
View
6 more retailers have this diamond
Prices start from €3,295 EURSave up to €624 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.50ct Heart
€3,295 EUR